ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,746,104, issued on Sept. 29, was assigned to Fresh Health Inc. (Mountain View, Calif.).

"Gasket for an oral insert-handle interface" was invented by Machiko Taylor (Alameda, Calif.) and Rafael Ramirez (Mountain View, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An oral health device includes an oral insert and a fluid delivery system. The oral insert includes a plurality of manifolds for conveying fluids to nozzles in the oral insert. The fluid delivery system includes an interface that mates with the oral insert. The interface includes a gasket having variable stiffness. The gasket has a greater stiffness on a portion proximal to the fluid de...